Degradation modeling and experiment of electro-hydraulic shift valve in contamination circumstances

Yong Liu, Biao Ma, Changsong Zheng*, Saifei Zhang

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Citations (Scopus)

Abstract

In this article, a degradation assessment model has been proposed for electro-hydraulic shift valve in power-shift steering transmission. Our work is motivated by the failure mechanism of abrasive wear with a mathematic model. Abrasive wear will consecutively enlarge the clearance between the friction pairs. It is an overwhelming wear mechanism in the degradation of shift valve within serious contaminated fluid. Herein, a mathematic model is proposed by considering particle morphology and abrasion theory. Such model has been verified for its applicability and accuracy through comparison between the theoretical and experimental results.

Original languageEnglish
Pages (from-to)1-9
Number of pages9
JournalAdvances in Mechanical Engineering
Volume7
Issue number5
DOIs
Publication statusPublished - 1 May 2015

Keywords

  • Abrasive wear
  • Contamination
  • Degradation
  • Shift valve

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